On Friday, 15 November 2013 at 22:41:40 UTC, Brad Anderson wrote:
On Friday, 15 November 2013 at 22:39:40 UTC, Jacek
Furmankiewicz wrote:
Many other languages are starting to frown on returning null
values from methods (due to NullPointerException risks, etc)
and wrapping them instead in an Optional<T> like in
Scala:
http://blog.danielwellman.com/2008/03/using-scalas-op.html
Google Guava for Java: (now rolled into the base JDK for Java
8):
https://code.google.com/p/guava-libraries/wiki/UsingAndAvoidingNullExplained
Is there a similar approach in D? Or maybe an equivalent is in
a commonly used external library?
Sounds like std.typecons.Nullable to me.
I recommend having a look around std.typecons while you are in
there. It's got a lot of gems that seem to go unnoticed by a lot
of people.
